... associated Legendre polynomials 连带的勒让德多项式 associated line 连接管线 associated matrix 结合阵 ...
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必要时可用支撑架固定连接的管线，防止控制阀拆卸后连接管线无法固定。
When necessity the available carriage permanent connection's pipeline, after preventing the control valve disassembles, to connect the pipeline to be unable fixedly.
指出了现有钻井泵连接管线在安装使用中的缺点，结合当前技术水平，提出了一种新的管线结构。
The paper describes the disadvantage of previous pipe line connection in use and on the basis of present technology, has a new line connection arrangement.
多数海底管线修复技术都会涉及到一些借助机械手段或者焊接联接管线的配件，例如联轴器、钳夹、T型分支连接等。
Most subsea pipeline repair technologies involve fittings that can be connected to the pipeline via mechanical means, such as couplings, clamps, T-branch connections, or by welding.
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